Korean Air Power Bank Rules 2026
Page updated · Sources and review method
Up to 100 Wh in carry-on; above 100 Wh through 160 Wh requires approval.
- Power banks per passenger
- 2
- Checked baggage
- Not allowed
- Onboard use & charging
- Using or charging power banks on board is prohibited.
- Special conditions
- Protect terminals and keep power banks accessible. Check departure-airport requirements for approval above 100 Wh.
Last checked 2026-11-04
Capacity is only one part of acceptance. Damaged or recalled batteries, unreadable labels and route restrictions can change the answer.
Power bank flight checker
Enter the capacity and voltage from your label to see your result.
Using or charging power banks on board is prohibited.
Protect terminals and keep power banks accessible. Check departure-airport requirements for approval above 100 Wh.
Common power bank sizes on Korean Air
Examples for one device at 3.7 V. Use your actual label; onboard use, certification and condition are separate checks.
| Battery capacity | Energy at 3.7 V | Capacity guidance |
|---|---|---|
| 5,000 mAh | 18.5 Wh | Carry-on only |
| 10,000 mAh | 37 Wh | Carry-on only |
| 20,000 mAh | 74 Wh | Carry-on only |
| 26,800 mAh | 99.16 Wh | Carry-on only |
| 30,000 mAh | 111 Wh | Airline approval needed |
| 50,000 mAh | 185 Wh | Not allowed |
Read the official policy linked above before departure. This comparison is not airline approval.
Travelling in 2027? Check the forthcoming IATA capacity change.
Power bank flight FAQs
Quick answers before you pack.
How many power banks can I take on Korean Air?
2 per passenger, subject to capacity and route rules.
Can I use my power bank on Korean Air?
Using or charging power banks on board is prohibited.
Can I put it in a checked bag?
No. Keep power banks with you in the cabin, including when your carry-on is checked at the gate.
Can I bring a 10,000 mAh power bank on Korean Air?
At 3.7 V it is 37 Wh. Within Korean Air’s capacity limit. Check the quantity, label and route conditions below. Check the actual label and the onboard restrictions above.
Can I bring a 20,000 mAh power bank on Korean Air?
At 3.7 V it is 74 Wh. Within Korean Air’s capacity limit. Check the quantity, label and route conditions below. Check the actual label and the onboard restrictions above.
Can I bring a 30,000 mAh power bank on Korean Air?
At 3.7 V it is 111 Wh. Ask the operating airline for approval before travelling. Carry-on only. Check the actual label and the onboard restrictions above.